Mathematics: #24 can someone help me?

#24 can someone help me? - id2410762637, poppy1173

19youngr

18.03.2022

A 6.7

Step-by-step explanation:

The pythagorean theorem states that to find the hypotenuse (c) in this case the slant height you use

$c=\sqrt{a^2+b^2}$

1. ) Identify a & b

height 5

half of pyramid base 4.5

2. ) Plugin the values for a and b (2 shorter legs of a right triangle)

$c=\sqrt{5^2+4.5^2}$

3. )Square

$c=\sqrt{25+20.25}$

4. ) Add the terms inside the square root

$c=\sqrt{45.25}$

5. ) Find the square root

c=6.726

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btaylor1179

30.03.2022

Step-by-step explanation:

sum of exterior angles=360°

each exterior angle=360/20=18°

each interior angle=180-18=162°

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